Practice makes perfect
U.S. Air Force Staff Sgt. Skipper Valentin-Cruzado watches Marcus Sheppard practice for a firefighter combat challenge at the burn tower on Seymour Johnson Air Force Base, N.C., June 5, 2012. Firefighters from the 4th Civil Engineer Squadron will compete against several other fire stations in August. Valentin-Cruzado, 4th CES NCO in charge of logistics, hails from Mayaguez, Puerto Rico. Sheppard, 4th CES lead firefighter, is a native of Goldsboro, N.C. (U.S. Air Force photo/Airman 1st Class Aubrey Robinson/Released)